Home / 156,478,800.60-234,718,200.90-144,385,565.40

Finding the Fourth Proportional to 156,478,800.60, 234,718,200.90 and 144,385,565.40

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Solution

The fourth proportional to 156,478,800.60, 234,718,200.90 and 144,385,565.40 is: 216,578,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,478,800.60 : 234,718,200.90 = 144,385,565.40 : x
  2. Step 2: Convert to fraction form
    156,478,800.60/234,718,200.90 = 144,385,565.40/x
  3. Step 3: Cross multiply
    156,478,800.60x = 234,718,200.90 × 144,385,565.40
  4. Step 4: Simplify right side
    156,478,800.60x = 33,889,920,146,617,292
  5. Step 5: Solve for x
    x = 33,889,920,146,617,292/156,478,800.60
  6. Step 6: Final answer
    x = 216,578,348.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.